diff options
Diffstat (limited to 'arch/powerpc/kernel/vector.S')
| -rw-r--r-- | arch/powerpc/kernel/vector.S | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/vector.S b/arch/powerpc/kernel/vector.S index 4d5a3edff49..e830289d2e4 100644 --- a/arch/powerpc/kernel/vector.S +++ b/arch/powerpc/kernel/vector.S @@ -89,6 +89,16 @@ _GLOBAL(load_up_altivec) /* restore registers and return */ blr +_GLOBAL(giveup_altivec_notask) + mfmsr r3 + andis. r4,r3,MSR_VEC@h + bnelr /* Already enabled? */ + oris r3,r3,MSR_VEC@h + SYNC + MTMSRD(r3) /* enable use of VMX now */ + isync + blr + /* * giveup_altivec(tsk) * Disable VMX for the task given as the argument, |